{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007972},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008744","490:4900009181","490:4900007862","490:4900008867","490:4900008858","490:4900010012","490:4900007498","490:4900008631","490:4900009508","490:4900009080","490:4900008745","490:4900008971","490:4900007848","490:4900009612","490:4900001530","490:4900009899","490:4900009493","490:4900008071","490:4900008637","490:4900001661","490:4900005239","466:4660003844","490:4900008088","490:4900009389","490:4900008967"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490],"twin_sims":[0.6872304519996992,0.4486538414683363,0.25141612972243327,0.22755237072569443,0.21575017582340297,0.1792775592724752,0.1499256283163277,0.1222601641506682,0.12116128681227245,0.12065043280483807,0.1191187871438676,0.11369190423327515,0.10611392428000718,0.10045411397194796,0.09605923241371565,0.09548004384956953,0.08975458468980071,0.08711094128906068,0.08567378048240909,0.07606992486169153,0.074311646625718,0.07327308243055151,0.06874520438722502,0.06495980540785007,0.06231774013458706],"twin_dists":[0.11248744109704656,0.16443398969144735,0.21581418473187935,0.2234728128365032,0.2274572200690835,0.24079865190373773,0.2530130963158797,0.26626512587479084,0.2668364611366304,0.2671034145220166,0.2679090055143557,0.27082882779604134,0.27509133328614854,0.2784318934517287,0.2811289367790255,0.28149155998535885,0.285172919217278,0.2869357927272012,0.2879120512071168,0.294795192263833,0.2961302123353761,0.2969307972523472,0.3005323866745035,0.30369457433845043,0.3059920723455395],"n_dims_used":45,"mean_confidence":0.9208937750922309},"coverage":{"mean_confidence":0.9208937750922309,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}